Our people

The partners, principals and managing directors at Grant Thornton are leaders in their field. They understand the industry-specific challenges you face and will provide you with focused, personalized attention – and the high-quality service – you need and your business deserves.

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Featured people

Ash
Dalnoot

Managing Director, Assurance Risk

Executive summary

Ash is a Managing Director in Grant Thornton’s national office.
Ash has more than 15 years of accounting and auditing experience, including experience at a Big 4 Firm as an auditor of public and private companies in numerous industries, a regulator at the Public Company Accounting Oversight Board, and currently in Grant Thornton’s national office ...

Education
Bachelor’s and Master’s degree in Accounting from the University of Georgia

Jim
A.
Peko

National Managing Principal, OperationsChief Operating Officer

Executive summary

Jim Peko is the chief operating officer (COO) at Grant Thornton LLP and a member of the firm’s Senior Leadership Team. He most recently served as national managing principal of the firm’s Advisory Services practice, where he oversaw the strategic direction and operations of the firm’s advisory-services offerings.
Peko has nearly 30 years of experie...

Diane
Swonk

Chief economist

Executive summary

Diane Swonk is one of the most respected macroeconomists, who maintains a unique perspective on the inner workings of Main Street as well as Wall Street. She is an expert on the economics of the labor market, monetary policy and structural changes that are distinct from economic cycles.
Her global network includes economists, industry leaders and geopolitical exper...